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kifflom [539]
3 years ago
12

What is the value of the expression when n=3?​

Mathematics
2 answers:
irinina [24]3 years ago
8 0

Answer:

22

Step-by-step explanation:

Ymorist [56]3 years ago
8 0

Answer:

B.

Step-by-step explanation:

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How do you do fraction ,like 20 on top line then 30 on bottom ,I was bad art math sorry please explaine to my daughter so she ca
telo118 [61]
Alright, so since I don't have an example question, I will make one up. 

there are 8 coins in total. there are 6 dimes. What is the fraction of dimes to coins. 

you would put the amount of dimes on the top and the total on the bottom.

Answer: 6/8 which can be simplified to 3/4

Or another Example:

There are 12 pieces in the pizza. Billy took 4. what is the fraction of the slices left.

it would be 4-12= 8

Answer: 8/12 which can be simplified to 4/6 and then to 2/3

Hope that helped.
8 0
3 years ago
Read 2 more answers
Find the slope of the line passing through the points<br> (-6,-5) and (4,4)
marshall27 [118]

Answer:

\frac{9}{10}

Step-by-step explanation:

The slope formula is  m=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}

Here, x_{1} is -6, x_{2} is 4, y_{1} is -5, and y_{2} is 4.

m=\frac{4+5}{4+6}

m=\frac{9}{10}

So, the slope of the line passing through the points (-6,-5) and (4,4) is \frac{9}{10}.

3 0
3 years ago
If Ray earns $120 for 15 hours of work how much will he earn for 20 hours of work at the same rate​
Free_Kalibri [48]
Find his rate:
120 / 15 = $8 per hour
Multiply the rate by hours:
$8 x 20 hours = $160
He will earn $160
8 0
3 years ago
What is the base, perimeter of base, and height of this figure? No links pls or I will report u!
prisoha [69]
The base is 315. Perimeter of base is 72.
5 0
3 years ago
Can someone please help me
Aleks04 [339]

Answer:75

Step-by-step explanation: Find the area of the triangle which is 1/2 base times height. The base is 9 while the height is 4+5+1 which is 10. 10 times 9 is 90 and half of 90 is 45. Then find the area of the rectangle which is length times width which is 5 times 3 which is 15. Then subtract 15 from 90 which gets you the answer 75.

7 0
3 years ago
Read 2 more answers
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